<SEC-DOCUMENT>0001193125-18-172889-index.html : 20180524
<SEC-HEADER>0001193125-18-172889.hdr.sgml : 20180524
<ACCEPTANCE-DATETIME>20180524084329
ACCESSION NUMBER:		0001193125-18-172889
CONFORMED SUBMISSION TYPE:	S-3
PUBLIC DOCUMENT COUNT:		11
REFERENCES 429:			333-221496
FILED AS OF DATE:		20180524
DATE AS OF CHANGE:		20180524

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COWEN INC.
		CENTRAL INDEX KEY:			0001466538
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-3
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-225167
		FILM NUMBER:		18856723

	BUSINESS ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE, 20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		212-845-7900

	MAIL ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE, 20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COWEN GROUP, INC.
		DATE OF NAME CHANGE:	20091102

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LexingtonPark Parent Corp
		DATE OF NAME CHANGE:	20090617
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3
<SEQUENCE>1
<FILENAME>d592740ds3.htm
<DESCRIPTION>S-3
<TEXT>
Document 1 - file: d592740ds3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d592740dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d592740dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-12.1
<SEQUENCE>3
<FILENAME>d592740dex121.htm
<DESCRIPTION>EX-12.1
<TEXT>
Document 3 - file: d592740dex121.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>4
<FILENAME>d592740dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 4 - file: d592740dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.2
<SEQUENCE>5
<FILENAME>d592740dex232.htm
<DESCRIPTION>EX-23.2
<TEXT>
Document 5 - file: d592740dex232.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.3
<SEQUENCE>6
<FILENAME>d592740dex233.htm
<DESCRIPTION>EX-23.3
<TEXT>
Document 6 - file: d592740dex233.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.4
<SEQUENCE>7
<FILENAME>d592740dex234.htm
<DESCRIPTION>EX-23.4
<TEXT>
Document 7 - file: d592740dex234.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.5
<SEQUENCE>8
<FILENAME>d592740dex235.htm
<DESCRIPTION>EX-23.5
<TEXT>
Document 8 - file: d592740dex235.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-25.1
<SEQUENCE>9
<FILENAME>d592740dex251.htm
<DESCRIPTION>EX-25.1
<TEXT>
Document 9 - file: d592740dex251.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>g592740g24w60.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: g592740g24w60.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>g592740g35c48.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: g592740g35c48.jpg

</DOCUMENT>
</SEC-DOCUMENT>